You need the camera in the water wire-link to a box (transmitter) and you're IPhone or Ipad can connect to the transmitter. Look at the pic and you going to see the transmitter over the hole on the right
https://www.aquavu.com/Products/Aqua-Vu-New-Underwater-Cameras/AV-WiFi#
The camera is still link by a wire to a box and that box is use to send the wifi to you're Iphone or Ipad so you can view the "show" on you're phone or pad.